公开(公告)号：US09374155B2

公开(公告)日：2016-06-21

申请号：US13744175

申请日：2013-01-17

Applicant: Samsung Electronics Co., Ltd

Inventor： Jin Sagong ,  Jisang Kim ,  Sangeun Kim ,  Taegyun Kim ,  Jaeyong Sim ,  Byeongdo Ahn

IPC: H04W88/08 ,  H04B7/26 ,  H04B15/04

CPC classification number: H04B7/2643 ,  H04B15/04

Abstract: An apparatus for reducing TDMA noise in a terminal transceiving a wireless signal in a TDMA scheme, includes an interface unit in which an output accessory is mounted, an audio processor including a virtual ground and transceiving an audio signal to and from an output accessory through the interface unit, a switch unit provided between the interface unit and the audio processor and switching such that a ground terminal of the interface unit is connected to one of a real ground or a virtual ground of the audio processor, and a controller controlling the switch unit to connect the ground terminal of the interface unit to the virtual ground when a call function using the output accessory is activated, in which the switch unit is configured by two or more switches which are connected to each other in a parallel connection.

Abstract translation: 一种用于在TDMA方案中收发无线信号的终端中减少TDMA噪声的装置，包括其中安装有输出附件的接口单元，包括虚拟接地的音频处理器，以及通过以下方式从输出附件收发音频信号 接口单元，设置在接口单元和音频处理器之间的开关单元，并且切换，使得接口单元的接地端子连接到音频处理器的实地或虚拟接地中的一个，以及控制开关单元 当使用输出附件的呼叫功能被激活时，将接口单元的接地端子连接到虚拟接地，其中开关单元由并联连接的两个或更多个开关配置。

公开(公告)号：US20130223430A1

公开(公告)日：2013-08-29

申请号：US13744175

申请日：2013-01-17

Applicant: SAMSUNG ELECTRONICS CO., LTD

Inventor： Jin Sagong ,  Jisang Kim ,  Sangeun Kim ,  Taegyun Kim ,  Jaeyong Sim ,  Byeongdo Ahn

IPC: H04B7/26

CPC classification number: H04B7/2643 ,  H04B15/04

Abstract: An apparatus for reducing TDMA noise in a terminal transceiving a wireless signal in a TDMA scheme, includes an interface unit in which an output accessory is mounted, an audio processor including a virtual ground and transceiving an audio signal to and from an output accessory through the interface unit, a switch unit provided between the interface unit and the audio processor and switching such that a ground terminal of the interface unit is connected to one of a real ground or a virtual ground of the audio processor, and a controller controlling the switch unit to connect the ground terminal of the interface unit to the virtual ground when a call function using the output accessory is activated, in which the switch unit is configured by two or more switches which are connected to each other in a parallel connection.

Abstract translation: 一种用于在TDMA方案中收发无线信号的终端中减少TDMA噪声的装置，包括其中安装有输出附件的接口单元，包括虚拟接地的音频处理器，以及通过以下方式从输出附件收发音频信号 接口单元，设置在接口单元和音频处理器之间的开关单元，并且切换，使得接口单元的接地端子连接到音频处理器的实地或虚拟接地中的一个，以及控制开关单元 当使用输出附件的呼叫功能被激活时，将接口单元的接地端子连接到虚拟接地，其中开关单元由并联连接的两个或更多个开关配置。